1936. Project: ST-70 Scale: 1:24,000 Drainage Basin Image is from a copy of the original on Mylar. Drawn by M. Hauseu 1936.
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1936. Project: ST-70 Scale: 1:2400 Drainage Basin Image is from a copy of the original on Mylar. Drawn by M. Hauseu 7-2-36.
1936. Project: ST-70 Scale: 1:1200 Drainage Basin Connected to sheets: 16, 18 Image is from a copy of the original on Mylar. Drawn by M. Hauseu 4/16/36.
1936. Project: ST-70 Scale: 1:1200 Drainage Basin Connects to sheets: 23, 25 Image is from a copy of the original on Mylar. Drawn by M. Hauseu 5/4/36.
1936. Project: ST-70 Scale: 1:1200 Drainage Basin Connects to sheets: 24, 26 Image is from a copy of the original on Mylar. Drawn by M. Hauseu 5/4/36.
1936. Project: ST-70 Scale: 1:1200 Drainage Basin Connects to sheets: 25, 28 Image is from a copy of the original on Mylar. Drawn by M. Hauseu 4-16-36.
1936. Project: ST-70 Scale: 1:1200 Drainage Basin Connects to sheets: 26, 28 Image is from a copy of the original on Mylar. Drawn by M. Hauseu 4/14/36 ap...
1936. Project: ST-70 Scale: 1:1200 Drainage Basin Connects to sheets: 28, 30 Image is from a copy of the original on Mylar. Drawn by M. Hauseu April 1936...
1936. Project: ST-70 Scale: 1:1200 Drainage Basin Connects to sheets: 29, 31 Image is from a copy of the original on Mylar. Drawn by M. Hauseu April 1936...
1936. Project: ST-70 Scale: 1:1200 Drainage Basin Connects to sheets: 30, 32 Image is from a copy of the original on Mylar. Drawn by M. Hauseu 4/27/36 ap...